{"product_id":"sierra-marine-power-steering-v-belt-18-15455","title":"Sierra Marine Power Steering V-Belt 18-15455 | 45-1\/2 in. \/ 1,156 mm","description":"\u003ch2\u003eSierra Marine Power Steering V-Belt 18-15455\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 18-15455 (Sierra)  |  \u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra  |  \u003cstrong\u003eUPC:\u003c\/strong\u003e 030999566560\u003c\/p\u003e\n\u003cp\u003eSierra \u003cstrong\u003e18-15455\u003c\/strong\u003e is a precision-moulded cogged marine V-belt engineered for accessory-drive and power-steering systems on compatible OMC inboard\/sterndrive and Volvo Penta gasoline engines. At \u003cstrong\u003e45-1\/2 in. \/ 1,156 mm effective length\u003c\/strong\u003e and \u003cstrong\u003e29\/64 in. \/ 11.5 mm top width\u003c\/strong\u003e, it slots directly into OEM pulley configurations that call for reference belt \u003cstrong\u003e3852464\u003c\/strong\u003e or \u003cstrong\u003e908929\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eHigh-strength synthetic tensile cords resist shock loading and stretch, while precision-moulded cogs improve belt flexibility, promote air circulation, and reduce heat buildup — extending service life in high-load marine accessory-drive environments.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 18-15455\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Sierra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Cogged Marine V-Belt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective Length:\u003c\/strong\u003e 45-1\/2 in. \/ 1,156 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Width:\u003c\/strong\u003e 29\/64 in. \/ 11.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 030999566560\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-strength synthetic tensile cords, precision-moulded cogs, rubber sidewalls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 belt per package\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatible Applications\u003c\/h2\u003e\n\u003cp\u003eVerify fitment using your OEM belt number, engine serial number, and accessory-drive configuration. Confirmed OEM cross-references include:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOMC:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOEM ref \u003cstrong\u003e315769\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOEM ref \u003cstrong\u003e908929\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOEM ref \u003cstrong\u003e3852464\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVolvo Penta:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOEM ref \u003cstrong\u003e3852464\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePleasurecraft:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eR066003\u003c\/li\u003e\n\u003cli\u003eR066008\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEngine Families (where accessory-drive configuration matches):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOMC Inboard \u0026amp; Sterndrive — 3.8 L V6, 4.3 L V6, 5.0 L V8, 5.7 L V8, 350 King Cobra, 454\u003c\/li\u003e\n\u003cli\u003eVolvo Penta Gasoline — 4.3 L, 5.0 L, 5.7 L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFitment Notice\u003c\/h2\u003e\n\u003cp\u003eConfirm all of the following before ordering:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngine make, model, and displacement\u003c\/li\u003e\n\u003cli\u003eEngine or drive serial number\u003c\/li\u003e\n\u003cli\u003eExisting OEM belt number stamped on the belt or listed in your engine's parts diagram\u003c\/li\u003e\n\u003cli\u003eAccessory-drive layout (power steering, alternator, raw-water pump routing)\u003c\/li\u003e\n\u003cli\u003eRequired belt effective length and top width\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNearby Sierra belts differ by as little as \u003cstrong\u003e1\/2 in. \/ 12.7 mm\u003c\/strong\u003e in effective length — matching the OEM part number is more reliable than selecting by engine displacement alone.\u003c\/p\u003e\n\n\u003ch2\u003eService Interval\u003c\/h2\u003e\n\u003cp\u003eInspect the belt at every season launch and at each engine service interval. Replace immediately if any of the following are observed:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCracks or separations between the cogs\u003c\/li\u003e\n\u003cli\u003eFrayed or glazed edges\u003c\/li\u003e\n\u003cli\u003eHardened or oil-soaked rubber\u003c\/li\u003e\n\u003cli\u003eSquealing or slippage under load\u003c\/li\u003e\n\u003cli\u003eBelt dust accumulation around pulleys\u003c\/li\u003e\n\u003cli\u003eInability to maintain specified tension\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInspect pulley grooves for corrosion, wear, or contamination before fitting\u003c\/li\u003e\n\u003cli\u003eVerify correct belt routing through all accessory-drive components\u003c\/li\u003e\n\u003cli\u003eSet tension to the engine manufacturer's specification — do not over-tension\u003c\/li\u003e\n\u003cli\u003eRotate the drive by hand to confirm full belt seating in all grooves\u003c\/li\u003e\n\u003cli\u003eRecheck tension after the initial operating period where specified\u003c\/li\u003e\n\u003cli\u003eDo not force the belt over pulley flanges with sharp tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCross-Reference Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSierra:\u003c\/strong\u003e 18-15455\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOMC:\u003c\/strong\u003e 315769\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOMC:\u003c\/strong\u003e 908929\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOMC \/ Volvo Penta:\u003c\/strong\u003e 3852464\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleasurecraft:\u003c\/strong\u003e R066003\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePleasurecraft:\u003c\/strong\u003e R066008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 030999566560\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Belts — Same Series\u003c\/h2\u003e\n\u003cp\u003eNeed a different length in the same 29\/64 in. width family? Browse adjacent Sierra marine V-belts:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-v-belt-47-15400-marine-inboard-sterndrive\"\u003eSierra V-Belt 47-15400 — Marine Inboard Sterndrive\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-v-belt-18-15440\"\u003eSierra Marine V-Belt 18-15440 | 44 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-power-steering-v-belt-18-15450\"\u003eSierra Marine Power Steering V-Belt 18-15450 | 45 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-v-belt-18-15460\"\u003eSierra 18-15460 Cogged V-Belt\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-v-belt-18-15470\"\u003eSierra Marine V-Belt 18-15470 | 47 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-v-belt-18-15480\"\u003eSierra Marine V-Belt 18-15480 | 48 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-power-steering-v-belt-18-15520\"\u003eSierra Marine Power Steering V-Belt 18-15520 | 52 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/sierra-marine-v-belt-18-15550\"\u003eSierra Marine V-Belt 18-15550 | 55 in.\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e This belt is the correct pre-season or routine maintenance replacement for OMC inboard, OMC sterndrive, and Volvo Penta gasoline engines that specify OEM belt \u003cstrong\u003e3852464\u003c\/strong\u003e or \u003cstrong\u003e908929\u003c\/strong\u003e. It's also a practical onboard spare on extended cruises — a belt failure on the water can simultaneously disable raw-water cooling and battery charging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon issue:\u003c\/strong\u003e Customers frequently select by engine displacement only, overlooking that the accessory-drive layout (power-steering pump present or absent, alternator position) determines the correct belt length on these engine families. Always confirm the OEM belt number. An undersized belt sits too deep in the pulley groove, slips under load, and wears prematurely.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51037541138468,"sku":"47-15455","price":30.39,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/47-15128_c17f43ab-a04d-4896-9a5f-43f921e75324.jpg?v=1783568590","url":"https:\/\/marisolmarine.com\/products\/sierra-marine-power-steering-v-belt-18-15455","provider":"Marisol Marine Company","version":"1.0","type":"link"}